While there are some rowing primarily based exercises which might be done with dumbbells, I choose to select a more difficult work out and increase some bodyweight to it. The common spinal erector exercises are deadlifts and entrance squats. You are able to do dumbbell Romanian deadlifts, Which might help. https://hammer-strength-dumbbells90011.blogsuperapp.com/33773425/not-known-facts-about-back-exercises-with-dumbbells